two-body problem

US:USA pronunciation: respellingUSA pronunciation: respelling(to̅o̅′bod′ē)


WordReference Random House Unabridged Dictionary of American English © 2025
two′-bod′y prob′lem  (to̅o̅′bod′ē),USA pronunciation [Astron.,]Mech.
  1. Astronomy, Mechanicsthe problem of calculating the motions of two bodies in space moving solely under the influence of their mutual gravitational attraction. Cf. three-body problem. 

'two-body problem' also found in these entries (note: many are not synonyms or translations):
three-body problem

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